| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a means which lightens the burden of an operator and improve the safety of a plant by informing the operator of an abnormal state of the plant by an adequate method. SOLUTION: The alarm device which monitors the plant state and informs the operator of abnormality occurrence through a screen is equipped with an importance definition table 21 wherein importance is defined by alarms, a display color definition table 23 wherein display colors are defined corresponding to the importance, a display color determining means 20 which determines an alarm message display color according to importance in the importance definition table 21 and a display color in the display color definition table 23, an importance definition varying means 22 which can varies the definition of the relation between an alarm and importance in the importance table 21 according to plant characteristics, and a display color definition varying means 24 which varies the definition of the display color definition table 23 at an operator's request. Instead of the display color, the operator may be informed through a visible display of grouping, display conditions, sound, flickering, and print contents.</p> |
